Elementor Website & Subdomain Cleanup

The core WordPress site is built with Elementor, but it still needs a final polish. I want the overall design layout tightened up—specifically, the page structure must be reorganised so every section flows logically and looks consistent on desktop, tablet and mobile... (Budget: $750 - $1500 USD, Jobs: CSS, Elementor, HTML, Performance Tuning, PHP, Web Development, Website Optimization, WordPress)